#define _CRT_SECURE_NO_WARNINGS
#pragma warning(disable:6031)

#include <stdio.h>

int main()
{
	double m = 0.0;
	double h = 0.0;
	double BMI = 0.0;

	scanf("%lf %lf", &m, &h);

	BMI = m / (h * h);

	if (BMI < 18.5)
	{
		printf("Underweight");
	}
	else if (BMI >= 18.5 && BMI < 24.0)
	{
		printf("Normal");
	}
	else
	{
		printf("%.6g\n", BMI);
		printf("Overweight");
	}

	

	return 0;
}



